What is 21 c to f?

21°C is equal to 69.8°F.

To convert Celsius (°C) to Fahrenheit (°F), you can use the formula:

°F = ( °C x 9/5) + 32

In this case, it would be (21 x 9/5) + 32 = 69.8°F.

Alternatively, you can use an online temperature conversion tool or calculator to quickly and accurately convert temperatures between Celsius and Fahrenheit.